3 A Fuses 1,178

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Part RoHS Manufacturer Circuit Protection Type Mounting Feature Rated AC Voltage Rated DC Voltage Rated Current Terminal Shape Nominal Joule Integral Minimum Operating Temperature Terminal Finish Rated Breaking Capacity Manufacturer Series Trip Time/Delay Additional Features Pre Arcing Rating (A2/s) Packing Method Body Length/Diameter Body Width Fuse Class JESD-609 Code Rated Voltage Resistance Minimum Pre Arcing Time Fuse Size Built-in Features Dimensions Body Height Reference Standard Maximum Operating Temperature Blow Characteristic

0251003.PAT1L

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Tin

50 A

4 ms

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.11 in (2.8 mm)

e3

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CCC; CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

0312003MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

14 J

-55 °C (-67 °F)

Tin

100 A

312

Bulk

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Fast

268003

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0253003.VAL

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.19 J

-55 °C (-67 °F)

Pure Tin

50 A

253

Rated Breaking Capacity at 125 VDC: 300 A

Ammo Pack

0.11 in (2.8 mm)

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA; PSE; QPL; TUV; UL

125 °C (257 °F)

Very Fast

324003

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

3 A

Pin Wire

14.6 J

-55 °C (-67 °F)

Tin Lead

100 A

4 h

14.6

0.275 in (6.99 mm)

Supplemental

e0

250 V

43.2 mΩ

3AB

0.275 x 1.275 in (6.99 x 32.39 mm)

1.275 in (32.39 mm)

CSA; PSE; QPL; UL

125 °C (257 °F)

Fast

238003

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

133 J

238

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CSA; MITI; UL

Time Lag

0259.003M

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

3 A

Pin Wire

1.27 J

-55 °C (-67 °F)

50 A

5 s

Rated Breaking Capacity at 125 VDC: 300 A

Bulk

0.512 in (13 mm)

Pico

0.315 in (8 mm)

EN; IEC; UL

125 °C (257 °F)

Fast

AGA3

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

3 A

End Cap

0.25 in (6.35 mm)

32 V

1AG

0.625 in (15.875 mm)

312003P

Littelfuse

Electric Fuse

Inline/Holder

250 V

3 A

End Cap

14 J

Nickel

35 A

4 h

14

0.25 in (6.35 mm)

Supplemental

250 V

42.4 mΩ

3AG

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

Fast

239003XP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

133 J

-55 °C (-67 °F)

Matte Tin

100 A

Bulk; Tape And Reel

0.886 in (22.5 mm)

e3

0.886 x 0.228 in (22.5 x 5.8 mm)

0.228 in (5.8 mm)

CE; CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

3E-6PT-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

3 A

End Cap

50 kA

1.563 in (39.69 mm)

1.563 x 7.4 in (39.69 x 187.96 mm)

7.4 in (187.96 mm)

Medium

0324003.MX24P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

14.6 J

-55 °C (-67 °F)

Tin

100 A

14.6

0.275 in (6.99 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Fast

0468003.

Littelfuse

Electric Fuse

Surface Mount

32 V

32 V

3 A

Wraparound

1.27 J

-55 °C (-67 °F)

Tin Over Nickel

50 A

Rated Breaking Capacity at 32 VDC: 50 A

Tape And Reel

0.125 in (3.18 mm)

0.06 in (1.52 mm)

e3

0.125 x 0.06 x 0.023 in (3.18 x 1.52 x 0.58 mm)

0.023 in (0.58 mm)

CSA; UL

90 °C (194 °F)

Slow

0297003.WXT

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

20 J

-40 °C (-40 °F)

Tin

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

e3

32 V

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

TLN3

Littelfuse

Electric Fuse

Inline/Holder

170 V

3 A

End Cap

Rated Breaking Capacity at 170 VDC: 100000 A

0.563 in (14.3 mm)

0.563 x 1.843 in (14.3 x 46.8 mm)

1.843 in (46.8 mm)

UL

Fast

0325003.MXF31P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

200 J

-55 °C (-67 °F)

Tin

4 h

200

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

0481003.VXP

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

3 A

End Cap

25 J

-55 °C (-67 °F)

300 A

5 m

0.701 in (17.8 mm)

0.228 in (5.8 mm)

125 V

Alarm; Indicator

0.772 in (19.6 mm)

CSA; UL

125 °C (257 °F)

Fast

HVR250P110UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

750 ms

Bulk

0.209 in (5.3 mm)

0.201 in (5.1 mm)

0.37 in (9.4 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

01573.0DRT

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

3 A

Wraparound

20.16 J

-55 °C (-67 °F)

50 A

20 ms

Tape And Reel

0.256 in (6.5 mm)

0.106 in (2.69 mm)

Nano

0.106 in (2.69 mm)

CUL; PSE; UL

125 °C (257 °F)

Time Lag

HVR250P080CF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

3 s

Ammo Pack; Tape

0.228 in (5.8 mm)

0.201 in (5.1 mm)

0.429 in (10.9 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-RAA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

900 ms

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

JLLN003P

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

3 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

HVR250P145C-RAF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2.5 s

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.394 in (10 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-R2A

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

700 ms

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120UF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

1 s

Ammo Pack; Tape

0.236 in (6 mm)

0.201 in (5.1 mm)

0.394 in (10 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P145CTA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2 s

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P080CA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

3 s

Bulk

0.228 in (5.8 mm)

0.201 in (5.1 mm)

0.429 in (10.9 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P080UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

3 s

Bulk

0.197 in (5 mm)

0.201 in (5.1 mm)

0.354 in (9 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P145C-RAA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2.5 s

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.394 in (10 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P145CTF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2 s

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-R1A

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

800 ms

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120CA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

1.5 s

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-RCF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

850 ms

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

1 s

Bulk

0.236 in (6 mm)

0.201 in (5.1 mm)

0.394 in (10 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P145CF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2.5 s

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-RCA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

850 ms

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-RFF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

700 ms

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P145UA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

2 s

Bulk

0.236 in (6 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120CF

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

1.5 s

Ammo Pack; Tape

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

HVR250P120C-RFA

Littelfuse

Electric Fuse

Through Hole Mount

250 V

3 A

Pin Wire

-40 °C (-40 °F)

700 ms

Bulk

0.268 in (6.8 mm)

0.201 in (5.1 mm)

0.492 in (12.5 mm)

CSA; CUL; TUV; UL

85 °C (185 °F)

0ATO003.VP

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-40 °C (-40 °F)

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

ATO3BP

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-40 °C (-40 °F)

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

0443003.DRLC

Littelfuse

Electric Fuse

Surface Mount

280 V

3 A

Wraparound

51.44 J

-55 °C (-67 °F)

50 A

2 m

Pre Arcing Time: Open within 120 s at 250% Rated Current

Tape And Reel

0.398 in (10.1 mm)

0.123 in (3.12 mm)

Nano

0.123 in (3.12 mm)

CUL; UL

125 °C (257 °F)

Slow

0ATO003.ZXPRO

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

7.4 J

-40 °C (-40 °F)

1 kA

100 ms

Bulk

0.752 in (19.1 mm)

0.201 in (5.1 mm)

0.484 in (12.3 mm)

CSA; UL

125 °C (257 °F)

0297003.WXNV-CN

Littelfuse

Electric Fuse

Inline/Holder

32 V

3 A

Tab/Blade

20 J

-40 °C (-40 °F)

1 kA

30 ms

0.429 in (10.9 mm)

0.15 in (3.8 mm)

Mini

0.346 in (8.8 mm)

UL

125 °C (257 °F)

0521003.MAT1L

Littelfuse

Electric Fuse

Through Hole Mount

75 V

3 A

Pin Wire

1.05 J

-55 °C (-67 °F)

300 A

4 h

Ammo Pack

0.135 in (3.42 mm)

Pico

0.315 in (8 mm)

AEC-Q200; CUL; UL

125 °C (257 °F)

Very Fast

0521003.YAT1L

Littelfuse

Electric Fuse

Through Hole Mount

75 V

3 A

Pin Wire

1.05 J

-55 °C (-67 °F)

300 A

4 h

Ammo Pack

0.135 in (3.42 mm)

Pico

0.315 in (8 mm)

AEC-Q200; CUL; UL

125 °C (257 °F)

Very Fast

0JLS003.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

3 A

End Cap

200 kA

Bulk

0.811 in (20.6 mm)

2.252 in (57.2 mm)

CE; CSA; QPL; UL

Fast

Fuses

A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.

Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.

In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.